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# HALO Electronics

HALO Electronics, Inc. is a manufacturer of electromagnetic components

## Sitemaps

- [XML Sitemap](https://www.haloelectronics.com/sitemap.xml): Contains all public & indexable URLs for this website.

## Posts

- [Pro - Tek5™ Introduces 10Gigabit Ethernet Isolator, Delivering Robust High - Speed Data Protection for Critical Equipment](https://www.haloelectronics.com/pro-tek5-introduces-10gigabit-ethernet-isolator-delivering-robust-high-speed-data-protection-for-critical-equipment/) - Santa Clara, California — April 2, 2026 — Pro-Tek5™ today announced the 10Gigabit Ethernet Isolator, a next-generation signal isolation solution engineered to protect high-speed Ethernet links while maintaining full 10G performance. “We are pleased to announce the expansion of the Pro-Tek5 product line with the introduction of the 10-Gigabit Ethernet Isolator, delivering enhanced protection for
- [HALO® Electronics Opens New Manufacturing Plant in Vietnam](https://www.haloelectronics.com/halo-electronics-opens-new-manufacturing-plant-in-vietnam/) - Santa Clara, California (November 25th, 2025) – HALO Electronics is pleased to announce the opening of our new manufacturing facility in Vietnam. This plant is our first outside of China and represents a significant step forward in supporting our customers’ supply-chain risk management initiatives. Production is scheduled to begin in December 2025, immediately following the
- [HALO ® Announces A New Series Of 1W and 2W Miniature SMD Unregulated DC/DC Converters](https://www.haloelectronics.com/halo-announces-a-new-series-of-1w-and-2w-miniature-smd-unregulated-dc-dc-converters/) - Santa Clara, California (August 7th, 2024) – HALO Electronics, Inc, a leading supplier of Ethernet and power Transformers, today announced the release of a new series of low-cost miniature 1-watt and 2-watt SMD DC/DC converters. Initially HALO will offer single output devices with input and output voltages ranging from 3.3V to 12V. Isolation voltages of
- [2.5GBASE-T1 Isolation Transformers for Single Pair High Speed Ethernet](https://www.haloelectronics.com/2-5gbase-t1-isolation-transformers/) - HALO® ANNOUNCES THE FIRST IEEE802.3 COMPLIANT 2.5GBASE-T1 ISOLATION TRANSFORMERS FOR SINGLE PAIR HIGH SPEED ETHERNET APPLICATIONS Santa Clara, California (January 18, 2022) – HALO Electronics, Inc, a leading supplier of Ethernet Transformers, today announced the preliminary release of the industry’s first commercially available IEEE802.3ch compliant 2.5GBASE-T1 transformers, providing galvanic isolation for those applications requiring a
- [End of Life (EOL) Notification ROHS 5 Products](https://www.haloelectronics.com/eol-rohs-5-products/) - July 30th, 2021 For several years, HALO has indicated that our ROHS 5 products would be discontinued. We have encouraged all customers to make the change from ROHS 5 (with tin lead on the leads and in the internal solder joints) to our ROHS 6 compliant parts, with suffix RL, LF or NL. It is
- [HALO® Announces the First IEEE802.3 Compliant 25G/40G Isolation Transformer for 25G and 40G Ethernet Applications](https://www.haloelectronics.com/25g-40g-isolation-transformer/) - HALO announces a new 25G/40G Isolation Transformer for high speed ethernet over copper cables.
- [HALO Electronics Signs Global Distribution Agreement with Mouser Electronics](https://www.haloelectronics.com/halo-electronics-signs-global-distribution-agreement-with-mouser-electronics/) - SANTA CLARA, CA, March 24, 2015 – HALO® Electronics, a leading magnetic transformer supplier dedicated to quality, technology leadership, and innovative products for Ethernet and telecommunication applications, has entered into a global partnership and distribution agreement with Mouser Electronics. Mouser’s initial stock of HALO Electronics products includes IEEE-compliant high-speed Ethernet transformers ranging from 10BASE2 to
- [HALO Announces New Isolation Modules for the Maxim® MAX13253 DC/DC IC Push/Pull Driver](https://www.haloelectronics.com/pr-20130414/) - HALO is pleased to announce a new family of high efficiency DC/DC converter SMD isolation modules designed specifically for the Maxim MAX13253 push-pull driver. The TGM-H2xxV8LF series is available in 1.5KV isolation with operational insulation. The TGMR-H5xxV8LF series is footprint interchangeable providing 4.5KV isolation and reinforced insulation. All parts are ROHS Compliant and Lead Free
- [HALO™ Electronics, Inc. Wins Major U.S. Supreme Court Victory in Patent Suit Over Enhanced Damages](https://www.haloelectronics.com/halo-wins-supreme-court-victory/) - Las Vegas, NV, June 13, 2016 – HALO Electronics, Inc. won a groundbreaking U.S. Supreme Court case on June 13, 2016, in its nine-year patent litigation with Pulse Electronics, Inc. (Halo Electronics, Inc. v. Pulse Electronics, Inc.). The Supreme Court ruled, in a unanimous decision by Chief Justice Roberts, that the current legal test for
- [HALO Invests in Next Generation High Speed Data Transformer Technology Capable of 3.7GHz Bandwidth](https://www.haloelectronics.com/high-speed-data-transformer/) - HALO Electronics and UWB X Limited, are partnering to bring the latest in high speed Ethernet data transformer technology to market.
- [HALO® Electronics Announces New Series of 2.5G/5G Multi- Gigabit Discrete Ethernet Isolation Modules](https://www.haloelectronics.com/multi-gigabit-discrete-ethernet-isolation-modules/) - SANTA CLARA, CA, June 4, 2018 – HALO Electronics, a global supplier of FastJack™ integrated Ethernet RJ45 connectors and discrete transformers, announced today its full line of 2.5G and 5G Ethernet transformers to address the increasing data rates of enterprise networking equipment and the higher bandwidth requirements of wireless access points. The 2.5G/5G data rates
- [HALO Electronics Expands Connector Product Offering with New Family of Single Port Shielded 8P8C RJ45s](https://www.haloelectronics.com/single-port-shielded-8p8c-rj45s/) - LAS VEGAS, May 14, 2018 – HALO Electronics, a leading supplier of FastJacks™ integrated Ethernet RJ45 connectors and discrete transformers, today announced the addition of 8P8C shielded modular connectors. The initial offering will include multiple gold platings and LED colors available in tab-down, tab-up, and vertical latch orientations. “This new series of 8P8C RJ45 connectors
- [HALO Electronics Signs Representative RedTree Solutions in the Nordic Region](https://www.haloelectronics.com/redtree-solutions/) - Santa Clara, California, April 8th 2016 HALO Electronics, a leading manufacturer of communication and power magnetics, signs RedTree Solutions as their exclusive manufacturer representative in the Nordic Region, which includes Denmark, Finland, Norway, and Sweden. “RedTree Solutions, with their technical expertise, customer-centric focus, and synergistic line card, is a valuable addition to HALO’s European representative
- [HALO FastJack™ Lead Free Conversion PCN](https://www.haloelectronics.com/halo-fastjack-lead-free-conversion-pcn/) - The ROHS directive is expected to change in July of 2016, removing exemption 7a, which today allows for high lead content solders to be used for internal solder joints of electronic components. To insure that our Tab Down, Tab Up and Vertical FastJack series (integrated RJ-45 connectors) remain compliant prior to the expected ROHS directive
- [HALO Prices Impacted By Higher Costs](https://www.haloelectronics.com/halo-prices-impacted-by-higher-costs/) - As most of our customers understand, the labor costs in China continue to increase. Effective May 1st we experienced yet another labor cost increase of 19%. This is one of many increases over the last 3 years that has now caused our labor cost to effectively double over the same period of time. This increased
- [Court Orders a Permanent Injunction Against Pulse Electronics](https://www.haloelectronics.com/court-orders-a-permanent-injunction-against-pulse-electronics/) - On November 28th, 2012, we announced that HALO won a jury verdict in a long-running patent dispute involving our proprietary package design for surface mount magnetic components. The jury found that defendants Pulse Electronics, Inc. and Pulse Electronics, Corp. infringed three different HALO patents and found them liable for past damages. On June 17th, 2013,
- [HALO Electronics, Inc. Announces The Highest Density Transformer For Backplane Applications](https://www.haloelectronics.com/halo-electronics-inc-announces-the-highest-density-transformer-for-backplane-applications/) - HALO is pleased to announce our highest density addition to our “Backplane Transformer” series. This new part, HALO P/N TG110-BP10NYNLF can be used as a 4 port 10/100 or dual port Gigabit Ethernet backplane transformer. This new device is another example of HALO's leadership role in next generation magnetic solutions. As the communications industry moves
- [HALO Electronics Wins Jury Verdict in Patent Suit Against Pulse Electronics](https://www.haloelectronics.com/halo-electronics-wins-jury-verdict-in-patent-suit-against-pulse-electronics/) - HALO Electronics announced today that it won a jury verdict on November 26, 2012 in a long-running patent dispute involving its proprietary package design for surface mount magnetic components. The jury found that defendants Pulse Electronics, Inc. and Pulse Electronics, Corp. willfully infringed three different HALO patents and ordered them to pay past damages. A
- [HALO Announces New Production Facility](https://www.haloelectronics.com/new-factory/) - New Factory in the Guangxi Region of China to Reduce Leadtimes and Increase Manufacturing Capacity Santa Clara, CA (December 6th, 2013) - HALO Electronics today announced the opening of a new manufacturing facility in the Guangxi region of China. This facility provides many benefits including a stable labor force, an improved Business Continuity Plan (BCP),

## Pages

- [Home](https://www.haloelectronics.com/) - Download White Paper: Immunity from Interference for Single Pair Ethernet (SPE) in Noisy Environments LAN HALO designs and manufactures a wide range of IEEE 802.3 compliant LAN product including Discrete Ethernet Transformers, a complete line of integrated RJ45 FastJacks, Common Mode Filters, Token Ring Magnetics, and Fibre Channel Transformers. The GEmini series of high performance
- [Locations](https://www.haloelectronics.com/company/locations/) - You can purchase HALO Electronics products from the distributor or representative in your are.
- [Single Pair Ethernet (SPE) Transformers](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/single-pair-ethernet/) - HALO® Electronics is pleased to offer small footprint surface mount isolation transformers for xBase-T1, SPE applications. This series of transformers meet the IEEE802.3 SPE standards for Return Loss and Common mode to Differential mode Conversion Loss requirements. Galvanic Isolation provides added protection for critical applications. Low frequency Common Mode Rejection performance can be vastly improved
- [Connectors](https://www.haloelectronics.com/products/connectors/) - HALO’s series of 8P8C shielded modular through hole RJ45 connectors are available in Tab-Down, Tab-Up, Stacked, and Vertical latch orientations with three different gold plating options. Home » Page » Connectors RJ45 8P8C Shielded Tab Down Connector Tab Down, shielded RJ45 connector available with or without LEDs. RJ45 8P8C Shielded Tab Up Connector Tab Up,
- [Tape and Reel Specifications](https://www.haloelectronics.com/tape-and-reel-specifications/) - Package Type Quantity per Reel(pcs) Carrier Tape Width(mm) Pitch(mm) Download Tape Specifications C6 1400 32 12 DCxx - Single Out 500 32 16 DCxx - Dual Out 500 32 16 EFD15 200 44 28 EFD20 120 56 28 EFD25 70 56 36 EP7(L) 300 32 20 EP7(S8) 300 32 20 EP10 200 44 20 EP13
- [Low Power Magnetics](https://www.haloelectronics.com/products/dc-dc-transformers/low-power-magnetics/) - HALO offers multiple isolation transformers for todays leading IC power drivers including Maxim and Analog Devices. These isolation transformers range from 500V to 5kV. For custom designs please contact the factory or your local representative. Home » Page » Low Power Magnetics Isolation Modules for DC/DC Converter Circuits SMD 4kV Isolation Transformers for DC/DC Converter
- [Products](https://www.haloelectronics.com/products/) - HALO Electronics designs and manufactures signal and power magnetics for LAN, telecom, DC/DC converter ciruits, and high voltage isolation applications.
- [DC/DC Converters](https://www.haloelectronics.com/products/dc-dc-converters/) - HALO’s family of 1-watt and 2-watt isolated DC/DC converters provides a compact surface mount solution with high efficiency and low ripple/noise. Both 1W and 2W versions are available in industry standard SMD packages. The 1W watt solution is available in either 1.5KV or 3KV isolation. All of the HALO DC converters offer continuous short-circuit protection
- [Discrete Transformers](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/) - HALO Electronics offers a full range of discrete Ethernet transformers with speeds from 10BASE2 to 10G over copper.
- [25/40G Ethernet Transformers](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/25-40g-ethernet-transformers/) - HALO® Electronics is pleased to announce the industry’s first commercially available 25G/40GASE-T Ethernet transformer for IEEE802.3bq ultra high-speed communications over copper cable. Utilizing the UWBX patented technology, HALO® has been able to achieve the high-speed performance needed to meet the OCL, Cross Talk, Insertion Loss, Return Loss and CDMR performance required for a fully compliant
- [Power Over Ethernet (PoE/PoE+) FastJacks](https://www.haloelectronics.com/products/lan/ethernet/fastjacks/poe-fastjacks/) - The complete FastJack series is UL60950, EN60950 and RoHS compliant. Options include: Choice of with or without LEDs Long Body Gigabit or Tab Down 10/100BASE-T packages Standard (0 to 70°C) or Extended (-40 to +85°C) Temperature Ranges Home » Page » Power Over Ethernet (PoE/PoE+) FastJacks 2.5G and 5G Tab-Up Long Body – PoE/PoE+/4PPoE Application:
- [10/100BASE-T FastJacks](https://www.haloelectronics.com/products/lan/ethernet/fastjacks/10-100base-t-fastjacks/) - The FastJack™ series integrates the high performance of HALO magnetics into industry standard connector designs. A complete line of Integrated RJ-45 connectors for 10/100BASE-TX Ethernet. The result is an extremely robust, IEEE802.3 compliant solution. The complete FastJack series is UL60950, EN60950 and RoHS compliant. Options include: Single, Double or Quad sockets Choice of with or
- [contact test](https://www.haloelectronics.com/contact-test/) - Required fields are bolded. We use the information below to reply to your inquiry. If you would like to receive occasional updates regarding new products and company news please check the box at the bottom of the form. First Name: Last Name: Company: Title: Address1: Email: Address2: Phone: Address3: Mobile: City: Fax: State: Website: Zip:
- [T1/E1/CEPT Isolation Modules](https://www.haloelectronics.com/products/telecom/t1e1ceptisdn-pri/) - HALO offers a full line of T1, E1, and CEPT isolation modules for telecom applications. Products are available in single and mutliport versions. HALO's products are optimized to work with most of the leading LIU vendors' silicon. Please contact your local manufacturer representative or the factory to discuss your new design requirements. Home » Page
- [Telecom](https://www.haloelectronics.com/products/telecom/) - HALO offers a full line of isolation modules for Telecom applications. Products are available in single and mutliport versions. HALO's products are optimized to work with most of the leading LIU vendors' silicon. Please contact your local manufacturer representative or the factory to discuss your new design requirements. Home » Page » Telecom T1, E1,
- [Contact](https://www.haloelectronics.com/contact/) - Required fields are bolded. We use the information below to reply to your inquiry. If you would like to receive occasional updates regarding new products and company news please check the box at the bottom of the form. First Name: Last Name: Company: Title: Address1: Email: Address2: Phone: Address3: Mobile: City: Fax: State: Website: Zip:
- [HALO Part Number Cross Reference](https://www.haloelectronics.com/cross-reference/) - Use this cross reference guide to find the correct HALO transformer for your application.
- [E4/STS-1/OC-3 Modules](https://www.haloelectronics.com/products/telecom/e4sts-1oc-3/) - A standard series of single and dual core devices to meet the requirements for E4, STM-1, STS-3 and OC-3 applications. Home » Page » E4/STS-1/OC-3 Modules SMD E4/STM-1/STS-3/OC-3 Modules SMD Single and Dual core solutions - TDK 78P2253 Compatible Quick Links Parametric Product Search Distributor Stock Check Competitor P/N Cross Reference Ethernet PHY Selector Guide
- [DC/DC PoE and PoE+ Transformers](https://www.haloelectronics.com/products/dc-dc-transformers/power-over-ethernet/) - HALO Electronics offers a full line of power transformers designed for flyback or forward converters used in Power over Ethernet (POE) DC/DC converter circuits. These transformers are fully compliant to the IEEE802.3af standard and meet the requirements of UL/EN60950. This series is LEAD-Free and RoHS compliant. Contact your nearest HALO office or HALO representative for
- [Common Mode Rejection Chokes](https://www.haloelectronics.com/products/telecom/common-mode-rejection-chokes/) - HALO has developed these standard series of high density CMC filters for data communications and telecom applications to assist the network designer in meeting the international requirements for reduced emissions. Home » Page » Common Mode Rejection Chokes Dual 1:1 Common Mode Filters Single Port CMC Filters - Low Cost DIL and SMD . 8
- [Automotive Ethernet](https://www.haloelectronics.com/applications/automotive-communication/ethernet/) - HALO Electronics offers a complete line of AEC-Q200 qualified Ethernet transformers specifically designed for infotainment automotive applications.
- [56, 64, 72Kbps Digital Line Interface Magnetics](https://www.haloelectronics.com/products/telecom/digital-line-interface-magnetics/) - Designed specifically for Co-Directional and 56Kbps DDS and DSU applications when used with the specified transceivers. Home » Page » 56, 64, 72Kbps Digital Line Interface Magnetics SMD Co-Directional Interface Isolation Modules for Exar XRT6164 SMD single and dual core Isolation Modules for ITU G.703 Codirectional applications up to 1.5Mbps. Designed for and approved by
- [FastJacks](https://www.haloelectronics.com/products/lan/ethernet/fastjacks/) - HALO's FastJack series of robust RJ45's with internal magnetics
- [10G Fastjacks](https://www.haloelectronics.com/products/lan/ethernet/fastjacks/10g-fastjacks/) - HALO’s 10G (10 Gigabit) integrated RJ45 FastJacks offer high speed transformers and chokes integrated into an RJ45 connector. This series is UL recognized, RoHS compliant, and available in Tab-Up and vertical orientations. These products are available in data only and PoE/PoE+/4PPoe in both standard (0 to 70C) and extended (-40 to +85C) operating temperatures. Designed
- [PoE and PoE+](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/poe/) - HALO has developed a complete line of IEEE802.3af/at compliant magnetics for VoIP, remote power, PoE, and PoE+ applications.
- [Gigabit FastJacks](https://www.haloelectronics.com/products/lan/ethernet/fastjacks/gigabit-fastjacks/) - HALO Electronics FastJack integrated RJ45 connectors for Gigabit Ethernet
- [RF Transformers](https://www.haloelectronics.com/products/rf-transformers/) - SMD series of wideband RF transformers. Through hole, 6 pin DIP versions are also available. Home » Page » RF Transformers SMD 6 Pin Wideband RF Transformers SMD series of wideband RF transformers with operating bandwidth from 0.04 to 500MHz. Designed in a user friendly, auto-insertion capable, 6 pin SMD package. Quick Links Parametric Product
- [Gigabit Ethernet Transformers](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/gigabit/) - A standard series of high performance Gigabit Ethernet Isolation Modules to specifically address the isolation, insertion loss and return loss requirements of IEEE 802.3ab for 1000BASE-T applications.
- [GEmini and GEmini+ Gigabit PoE Transformers](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/gemini/) - HALO Electronics smallest single port gigabit or dual port 10/100 Ethernet magnetic transformers
- [Ethernet Discrete Common Mode Filters](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/common-mode-filters/) - HALO’s common mode rejection chokes are designed specifically for data communication applications where common mode noise is a concern. Compatible with IEEE802.3 and 802.5. These products may also be suitable for Telecom applications. Contact your local representative or factory for more information. Home » Page » Ethernet Discrete Common Mode Filters Dual 1:1 Common Mode
- [Common Mode Choke FastJacks](https://www.haloelectronics.com/products/lan/ethernet/fastjacks/common-mode-choke-fastjacks/) - The complete FastJack series is UL60950, EN60950 and RoHS compliant. Options include: Choice of with or without LEDs Standard (0 to 70°C) or Extended (-40 to +85°C) Temperature Ranges Home » Page » Common Mode Choke FastJacks Common Model Chokes – Tab Down Application: Ethernet (PoE/PoE+) Speed: GigE, 10/100BASE-T Latch: Tab-Down PCB Mount: Right Angle
- [10G Ethernet Transformers](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/10g/) - A standard series of high performance 10 Gigabit Ethernet Isolation Modules to specifically address the isolation, insertion loss and return loss requirements of IEEE 802.3 for 10GBASE-T applications.
- [10BASE2 & 10BASE5 Ethernet Magnetics](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/10base2-10base5/) - The HALO standard series of Coax Isolation Modules have been designed to specifically address the isolation requirements of IEEE 802.3 for 10BASE2 and 10BASE5 network circuits utilizing the most compact packages for real estate sensitive applications. The 10BASE5 Selector Guide will help you select the correct magnetic component modules. Home » Page » 10BASE2 &
- [10BASE-T FastJacks](https://www.haloelectronics.com/products/lan/ethernet/fastjacks/10base-t-fastjacks/) - HALO has a complete line of integrated 10BASE-T RJ-45 jacks. Available in single tab up, tab down, and vertical packages. A variety of LED options are also available.
- [10BASE-T Ethernet Filters & Isolation Modules](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/10base-t/) - HALO Electronics offers a full range of 10BASE-T magnetics including single and dual port filters, isolation transformers, and high voltage isolation up to 4.5kV.
- [10/100BASE-TX Ethernet Transformers](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/10-100base-tx/) - HALO offers a wide range of Hi-Speed magnetics to meet the requirements of IEEE 802.3 for Ethernet and ATM155.
- [2.5G and 5G FastJacks™](https://www.haloelectronics.com/products/lan/ethernet/fastjacks/2g5g-fastjacks/) - The 2.5G and 5G FastJack™ series integrates the high performance of HALO’s multi-gig transformers into a robust industry standard RJ45 connector. These integrated connectors meet or exceed the IEEE802.3bz standards. The FastJack series is UL60950, UL62368, and Pb-Free. Options include: Smallest tab-down solutions for non-poe applications Tab-up solutions for PoE/PoE+/4PPoE Multiple LED colors Standard or
- [2.5G and 5G Ethernet Transformers (Multi-Gig, NBASE-T, MGBASE-T)](https://www.haloelectronics.com/products/lan/ethernet/discrete-transformers/multi-gig/) - HALO’s 2.5G and 5G discrete Ethernet transformers are designed to meet or exceed the IEEE802.3bz standard. Additional terms that have been used for 2.5G/5G data rates include Multi-Gig, NBASE-T, and MGBASE-T. Available in standard and extended temperature ranges with or without PoE, PoE+, and 4P PoE. HALO’s 2.5G and 5G transformers support 3-speed, 4-speed, and
- [LAN](https://www.haloelectronics.com/products/lan/) - Local Area Network (LAN) products include Ethernet transformers, Ethernet integrated RJ45’s (FastJacks), common mode filters, token ring, and fibre channel magnetics.
- [Product Change Notifications (PCN) and End of Life (EOL)](https://www.haloelectronics.com/resources/pcn-eol/) - Product Change Notifications HALO FastJack Lead Free Conversion End of Life Notifications End of Life (EOL) Notification ROHS 5 Products HALO 10BASE-T Filter Products
- [Tele-Pro™ Series](https://www.haloelectronics.com/products/telecom/tele-pro-series/) - The proprietary Tele-Pro family of T1/E1 modules provides our customers with an all in one lightning strike protection solution. The Tele-Pro has been designed to meet UL1950, IEC950, EN60950, FCC part 68, and the requirements of Belcore GR1089 for lightning strike and power line cross events. The modules contain isolation transformers, common mode chokes, surge
- [Code of Ethics](https://www.haloelectronics.com/company/code-of-ethics/) - PURPOSE OF THIS STATEMENT The purpose of this statement is to describe HALO’s commitment to comply with, and respect individuals’ rights under, Human Trafficking, Forced Labor and Child Labor laws, and the responsibilities of our employees and partners to ensure that HALO complies with these laws. CODE OF ETHICS HALO, its affiliates, and our employees
- [Distributor Stock Check](https://www.haloelectronics.com/distributor-stock-check/)
- [Ethernet Discrete Transformers and FastJacks](https://www.haloelectronics.com/products/lan/ethernet/) - HALO Electronics Ethernet magnetic transformers and integrated RJ45 FastJacks are available for 10Gig, GigE (Gigabit), 10/100, and 10BASE-T networking applications.
- [DC/DC Transformers](https://www.haloelectronics.com/products/dc-dc-transformers/) - HALO offers a full line of DC/DC transformers for PoE, PoE+, and high voltage isolation applications. Please contact the factory or your local representative for non-standard turns ratios or custom design requests. Home » Page » DC/DC Transformers DC/DC PoE and PoE+ Transformers HALO Electronics offers a full line of power transformers designed for flyback
- [Terms of Use](https://www.haloelectronics.com/terms-of-use/) - Welcome to the HALO Web site. HALO makes this site available to you subject to the following Terms of Use. We hope that you find this Web site informative and useful. HALO encourages you to provide your comments to us, at info@haloelectronics.com, on how we can improve our service or make our site more useful.
- [Automotive Communication](https://www.haloelectronics.com/applications/automotive-communication/) - HALO Electronics offers automotive AEC-Q200 transformers for use in both Ethernet and MOST50 communication applications.
- [Parametric Search](https://www.haloelectronics.com/parametric-search/)
- [Privacy Policy](https://www.haloelectronics.com/privacy-policy/) - What information does HALO Electronics collect? We collect two types of information: personal information and non-personal information. “Personal information” refers to information that is particular to you, such as, your name, Company Name, Title, address, phone number, fax number, and e-mail address. “Non-personal information” refers to information that does not by itself identify a specific
- [Cookie Policy](https://www.haloelectronics.com/cookie-policy/) - This site uses cookies - small text files that are placed on your machine to help the site provide a better user experience. In general, cookies are used to retain user preferences, store information for things like shopping carts, and provide anonymised tracking data to third party applications like Google Analytics. As a rule, cookies
- [Press Releases](https://www.haloelectronics.com/press-releases/) - Pro – Tek5™ Introduces 10Gigabit Ethernet Isolator, Delivering Robust High – Speed Data Protection for Critical EquipmentSanta Clara, California — April 2, 2026 — Pro-Tek5™ today announced the 10Gigabit Ethernet Isolator, a next-generation signal isolation solution engineered to protect high-speed Ethernet links while maintaining full 10G performance. “We are pleased to announce the expansion of
- [History](https://www.haloelectronics.com/company/history/) - HALO was founded in 1991 and has been an innovator in the transformer industry ever since.
- [Digital Audio Transformers](https://www.haloelectronics.com/products/digital-audio-transformers/) - BEAT THE BUZZzzzz WITH HALO'S SHIELDED MINI DIGITAL AUDIO TRANSFORMERS Typical Applications Microphone Pre-Amps & Amplifiers Microphone Splitters CD-R, DAT, MD, DVD, and VTR Equipment Mixing Consoles Digital Audio Transmission Equipment Quality D/A and A/D Audio Converters Effect Processors Computer Audio Systems High End Headphone Amplifiers AES3 I/O Filtering The new series of miniature pro
- [Inductors](https://www.haloelectronics.com/products/inductors/) - HALO offers a full line of inductors including drum cores, shielded drum cores, and molded inductors. For non-standard inductance values or package sizes please contact your local representative or the factory. Home » Page » Inductors SMD Drum Core Inductors The HDC series provides high inductance values and high energy storage capability for DC/DC converter
- [T3/E3/DS3/STS-1](https://www.haloelectronics.com/products/telecom/t3e3ds3sts-1/) - HALO offers a full line of T3, E3, DS3, and STS-1 isolation modules for telecom applications. Products are available in single and mutliport versions. HALO's products are optimized to work with most of the leading LIU vendors' silicon. Please contact your local manufacturer representative or the factory to discuss your new design requirements. Home »
- [Company](https://www.haloelectronics.com/company/) - HALO Electronics, Inc., a privately held company, incorporated on September 19th, 1991. The company goal is to offer the highest quality magnetic components at the lowest possible total cost.
- [Ethernet PHY Selector Guide](https://www.haloelectronics.com/ic-selector-guide/) - HALO offers a wide selection of transformer choices to match up with the PHY you are using. This selection guide makes it easy to pick the right one.
- [MOST® Isolation Transformers](https://www.haloelectronics.com/applications/automotive-communication/most/) - HALO Electronics offers MOST50 isolation transformers in compliance with the MOST Cooperation standards.
- [Applications](https://www.haloelectronics.com/applications/) - HALO Electronics provides quality transformers for automotive applications including MOST and ethernet.
- [Fibre Channel Transformers](https://www.haloelectronics.com/products/lan/fibre-channel-transformers/) - A standard series of 1:1 Fibre Channel Isolation Modules to meet the requirements of ANSI X3T11 in copper cable applications. Home » Page » Fibre Channel Transformers SMD Fibre Channel Isolation Modules Single or dual core devices. Quick Links Parametric Product Search Distributor Stock Check Competitor P/N Cross Reference Ethernet PHY Selector Guide Manufacturers' Reps
- [Token Ring Magnetics](https://www.haloelectronics.com/products/lan/token-ring-magnetics/) - Our standard series of Isolation Modules are designed to meet the isolation and impedance matching requirements of IEEE 802.5 for Token Ring applications. Available in either SMD or DIL packages, and with either single or dual circuits. Home » Page » Token Ring Magnetics SMD Token Ring Isolation Modules Single and Dual circuit packages. Non-standard
- [Resources](https://www.haloelectronics.com/resources/) - Home » Page » Resources Soldering Recommendations Tape & Reel Specifications FastJack LED Configuration Regulatory Compliance Lead Free Statement RoHS Compliance Statement Conflict Free Statement Quick Links Parametric Product Search Distributor Stock Check Competitor P/N Cross Reference Ethernet PHY Selector Guide Manufacturers' Reps Distributors Non-Disclosure Agreement Search the HALO Website To search for partial part
- [Regulatory Compliance](https://www.haloelectronics.com/resources/regulatory-compliance/) - Lead Free Statement When the WEEE and RoHS directives were first introduced in 2003, HALO began developing our RoHS compliant commercial and industrial discrete products. These devices were designed utilizing exemption 7a of the RoHS directive. Exemption 7a allows for high lead content solders to be used in the internal solder joints. These parts have
- [Soldering Recommendations](https://www.haloelectronics.com/resources/soldering-recommendations/) - Home » Page » Soldering Recommendations HALO Electronics recommends the following reflow soldering*, IPC/JEDEC J-STD-020C compatible, and wave soldering profiles for processing its Pb-Free surface mount and through-hole products. HALO SMT products are tested to withstand maximum peak temperature up to 260°C. Maximum duration of peak temperature shall not exceed 10 seconds. Maximum duration of
- [Sitemap](https://www.haloelectronics.com/sitemap/) - Applications Automotive Communication Automotive Ethernet MOST® Isolation Transformers contact test Cookie Policy Ethernet PHY Selector Guide HALO Part Number Cross Reference Parametric Search Tape and Reel Specifications Home Company History Code of Ethics Locations Products LAN Ethernet Discrete Transformers and FastJacks Discrete Transformers 25/40G Ethernet Transformers GEmini and GEmini+ Gigabit PoE Transformers Single Pair Ethernet
- [RoHS Compliance Statement](https://www.haloelectronics.com/resources/regulatory-compliance/rohs-compliance-statement/) - Introduction There is a continual worldwide environmental movement away from the use of lead and other hazardous substances towards 'non-toxic' products. Added to this, there are now a series of worldwide initiatives that outline targets for electronic equipment re-use and recycling. In such initiatives, the use of hazardous materials, such as Lead, Mercury, Cadmium, Hexavalent
- [Lead Free Statement](https://www.haloelectronics.com/resources/regulatory-compliance/lead-free-statement/) - September 2013 Introduction When the WEEE and RoHS directives were first introduced in 2003, HALO began developing our RoHS compliant commercial and industrial discrete products. These devices were designed utilizing exemption 7a of the RoHS directive. Exemption 7a allows for high lead content solders to be used in the internal solder joints. These parts have

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